<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8"/>
    <title>Spring Boot + WebSocket+广播式</title>
</head>
<body onload="disconnect()">
<noscript>
    <h2 style="color:#f00;">貌似你的浏览器不支持webSocket</h2>
</noscript>
<div>
    <div>
        <button id="connect" onclick="connect();">连接</button>
        <button id="disconnect" onclick="disconnect();">断开连接</button>
    </div>
    <div id="conversationDIV">
        <label>输入你的名字</label>
        <input type="text" id="name"/>
        <button id="sendName" onclick="sendName();">发送</button>
        <p id="response"></p>
    </div>
</div>
<script th:src="@{sockjs.min.js}"></script>
<script th:src="@{stomp.min.js}"></script>
<script th:src="@{jquery/jquery-1.8.3.js}"></script>
<script type="text/javascript">
    var stompClient = null;

    function setConnected(connected) {
        document.getElementById('connect').disabled = connected;
        document.getElementById('disconnect').disabled = !connected;
        document.getElementById('conversationDIV').style.visibility = connected ? 'visible' : 'hidden';
        $('#response').html();
    }

    function connect() {
        var socket = new SockJS('/endpointWisely');//连接SocketJS的endpoint名称为/endpointWisely
        stompClient = Stomp.over(socket);//使用STOMP子协议的WebSocket客户端。
        stompClient.connect({},function (frame) {//连接WebSocket服务端。
            setConnected(true);
            console.log('Connected:' + frame);
            stompClient.subscribe('/topic/getResponse',function (response) {
                showResponse(JSON.parse(response.body).responseMessage);
            });
        });
    }

    function disconnect() {
        if(stompClient != null){
            stompClient.disconnect();
        }
        setConnected(false);
        console.log("Disconnected");
    }

    function sendName() {
        var name = $('#name').val();
        stompClient.send("/welcome",{},JSON.stringify({'name':name}));
    }

    function showResponse(message) {
        var response = $("#response");
        response.html(message);
    }
</script>


</body>
</html>



